Which of the following statements is a characteristic particular to the postindustrial economy? a. mechanical skills are replaced by literacy skills. b. specialization characterizes the division of labor. c. new sources of energy are exploited. d. manufacturing and mass production proliferate.

Ok its b and c hope that

During the paleolithic, hominins grouped together in small societies such as bands, and subsisted by gathering  plants  and fishing, hunting or scavenging wild  animals. the paleolithic is characterized by the use of knapped stone tools, although at the time humans also used  wood  and bone tools.

It sells out to its shareholders